Disclosed are nitrosated and nitrosylated .alpha.-adrenergic receptor antagonists, compositions of an .alpha.-adrenergic receptor antagonist (.alpha.-antagonist), which can optionally be substituted with at least one NO or NO.sub.2 moiety, and a compound that donates, transfers or releases nitric oxide...http://www.google.com/patents/US5932538?utm_source=gb-gplus-sharePatent US5932538 - Nitrosated and nitrosylated .alpha.-adrenergic receptor antagonist compounds, compositions and their uses